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Administration & Architecture
Explore discussions on Databricks administration, deployment strategies, and architectural best practices. Connect with administrators and architects to optimize your Databricks environment for performance, scalability, and security.
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Data + AI Summit 2024 - Data Lakehouse Architecture


Forum Posts

migq2
by New Contributor III
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  • 4 replies
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Use Unity External Location with full paths in delta_log

I have an external delta table in unity catalog (let's call it mycatalog.myschema.mytable) that only consists of a `_delta_log` directory that I create semi-manually, with the corresponding JSON files that define it. The JSON files point to parquet f...

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-werners-
Esteemed Contributor III
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I suggest you look at something else than UC for such cases.  I also wonder if delta lake is the right format.

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avrm91
by Contributor
  • 2693 Views
  • 1 replies
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GCP - (DWH) Cluster Start-up Delayed - Failing to start

I face the issue that my fresh new Databricks workspace is not capable to start any cluster."Cluster Start-up Delayed. Please wait while we continue to try and start the cluster. No action is required from you."After 1830 seconds (30,5 minutes) the w...

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Latest Reply
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I face the issue that my fresh new Databricks workspace is not capable to start any cluster."Cluster Start-up Delayed. Please wait while we continue to try and start the cluster. No action is required from you."After 1830 seconds (30,5 minutes) the w...

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rmubeenhsal
by New Contributor II
  • 5668 Views
  • 2 replies
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authorizationfailure on ls fs on mount point files

One of our users has as of last week started seeing an authorization failure when he tries to list the files in the Azure storage account using Databricks Cli or Databricks API(using Python). He can list files on the Databricks portal or through the ...

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Latest Reply
Walter_C
Databricks Employee
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Have you checked the list of allowed ip addresses that are set for the Storage account in Azure? Is user using VPN or internal network, we might need to confirm if the network where the user is trying to list is set as allowed. 

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curiousoctopus
by New Contributor III
  • 1839 Views
  • 1 replies
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User not authorised to copy files to dbfs

Hi,I'm trying to use a service principal to copy files to dbfs using the command line "databricks fs cp <source> <target>" but get back "User not authorised". I configured the authentication with PAT token and it is successful as I can deploy and lau...

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Latest Reply
Walter_C
Databricks Employee
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In Databricks, data access permissions are often managed separately from workspace permissions. For DBFS, access control is typically managed through the underlying cloud storage (Azure Blob Storage, S3, etc.). The service principal needs to have the...

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Learnit
by New Contributor II
  • 1616 Views
  • 0 replies
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Delta Sharing resulting in Bad_Request

Hi All,Recipeint encountering an issue while trying to access my organizational data (providers data) in a Delta Sharing scenario(databricks to databricks), and I'm hoping to get some guidance on how to resolve it. Here is the error message recipient...

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m997al
by Contributor III
  • 1581 Views
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Azure Databricks with standard private link (only one Databricks authentication workspace)?

We have successfully set up Azure Databricks with standard private link (front-end and back-end).The front-end uses the authentication workspace as prescribed in the documentation.Suppose we use a "custom DNS" for the configuration below.  Can we set...

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ducng
by New Contributor II
  • 1443 Views
  • 1 replies
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Unity catalog metastore and databricks workspace provisioning

 Hi,I am using terraform to create a databricks metastore using this.Now the issue is that I want to use this metastore reference in another terraform project where I create the databricks workspaces but there is no data source for metastore. Can any...

Administration & Architecture
metastore
Terraform
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Latest Reply
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 Hi,I am using terraform to create a databricks metastore using this.Now the issue is that I want to use this metastore reference in another terraform project where I create the databricks workspaces but there is no data source for metastore. Can any...

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Chaitanya07
by New Contributor
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Databricks Rest APIs CORS Issue

Hello Team,We are currently integrating Databricks Rest APIs into our in-house application for managing access permissions. While testing with curl and Postman, we've successfully accessed certain APIs like listing cluster permission. However, we're ...

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VJ3
by New Contributor III
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Workflow (Job) Cluster Permission Management

Hello Team,I understand that as the Job Owner, they can grant additional permissions to other users to manage/run/view the job.If "Can Manage" permission is given to the other users, that user can Edit the job including the Run-As parameter to themse...

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alm
by New Contributor III
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Cluster with shared access mode cannot query metastore

Hi, I have created a new UC enabled metastore using an Azure storage account and container connected to a Databricks workspace using an access connector. At first glance everything seems to work. I encounter a problem, however, when I try to query UC...

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unauthenticated
by New Contributor
  • 2962 Views
  • 1 replies
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PyPI cluster libraries failing to get installed

Hi all,In my cluster, some of the PyPI cluster libraries started failing to get installed. It is weird because some of them get installed and some of are constantly failing. In every failed one, the error message is the same (just a package name is d...

  • 2962 Views
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Latest Reply
jacovangelder
Honored Contributor
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I've had this issue myself. What ended up to be the problem is I had windows line endings in my .sh script. You need to convert them to Linux line endings. 

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Kroy
by Contributor
  • 15882 Views
  • 1 replies
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How to Know DBU consumption in azure databricks ?

In Azure portal - Billing we can get the COST but how to know How much DBU is consumed ?

  • 15882 Views
  • 1 replies
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Latest Reply
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In Azure portal - Billing we can get the COST but how to know How much DBU is consumed ?

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Kroy
by Contributor
  • 4056 Views
  • 4 replies
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Resolved! not able to see access schema inside system catalog

Hi,I am account admin role but not able to see access schema , I want to query audit log table     

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  • 4056 Views
  • 4 replies
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Latest Reply
Kroy
Contributor
  • 1 kudos

Done, needed to enable the system schema -- Run this command in notebook- to get list of available schema  %shcurl -v -X GET -H "Authorization: Bearer <PAT Token>" "https://adb-<xxx>.azuredatabricks.net/api/2.0/unity-catalog/metastores/<metastore-id>...

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samini
by New Contributor II
  • 2775 Views
  • 2 replies
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Deleting MLflow runs programmatically

I would like to programmatically delete some MLflow runs based on a given run id. I am interested in the best practices on how to do this in Databricks workspaces.I know that MLflow cli has gc command which seems quite useful since it also deletes as...

  • 2775 Views
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Latest Reply
mameli
New Contributor II
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Do we have any updates on this? i'm using databricks and I have the same MlflowException

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